Dr. Eduard Fresenius Chemisch-pharmazeutische Industrie KG, Apparatebau KG

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 1133

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
RE31029 Dialyzer cartridge and method for its manufactureDec 01, 80Sep 14, 82[B01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4447239 Catheter with radiographic contrast stripsExpiredMay 05, 82May 08, 84[A61M]
4413627 Polarographic catheter probeExpiredOct 03, 80Nov 08, 83[A61B]
4387879 Self-sealing connector for use with plastic cannulas and vessel cathetersExpiredJul 16, 81Jun 14, 83[F16K]
4362163 Stiffening core for cathetersExpiredNov 28, 79Dec 07, 82[A61M]
4345999 Apparatus for preventing the entry of air into an artificial organExpiredSep 29, 80Aug 24, 82[B01D]
4330080 Separator for an ultracentrifugeExpiredNov 13, 80May 18, 82[B04B]
4312217 Apparatus and method for measuring changes in conditions in coagulating liquidsExpiredMar 21, 80Jan 26, 82[G01N]
4275726 Apparatus for fluid balancing under sterile conditionsExpiredDec 04, 78Jun 30, 81[A61J]
4274964 DialysatorExpiredAug 09, 79Jun 23, 81[B01D]
4267040 Hemodialysis apparatusExpiredAug 24, 79May 12, 81[B01O]
4267041 Apparatus for the ultrafiltration control in connection with the hemodialysisExpiredOct 10, 79May 12, 81[B01D]
4265249 Catheter device and system for continuous chemical analysis of body fluids in vivoExpiredJul 28, 78May 05, 81[A61B]
4261828 Apparatus for the detoxification of bloodExpiredSep 07, 79Apr 14, 81[B01J]
4261830 DialyzerExpiredOct 22, 79Apr 14, 81[B01D]
4256561 Electrochemical measuring electrodeExpiredMay 08, 79Mar 17, 81[G01N]
4253456 Artificial endocrinal glandExpiredAug 21, 78Mar 03, 81[A61M]
4252115 Apparatus for periodically rinsing body cavities, particularly the abdominal cavityExpiredDec 04, 78Feb 24, 81[A61J]
4251769 Indicator and limit value alarm deviceExpiredApr 05, 79Feb 17, 81[G08B, G01R]
4243530 Haemofiltration with filtrate flow control by adjustable ventingExpiredDec 04, 78Jan 06, 81[B01D]
4242191 Ion selective sensor and method of making such sensorExpiredMay 08, 79Dec 30, 80[G01N]

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